Rhyolite has probably been around as long as Earth has, or about 4.6 billion years.
Rhyolite.
Rhyolite is not a mafic rock, but a felsic rock, high in silicates, and similar to granite in composition.
Rhyolite is a rock type that is categorized by mineral composition. Scoria is a textural rock type. Like, Rhyolite can be smooth, or it can be scoria (sharper, bumpier, lots of vesicles).Think of it as a rock adjective.
Of these Rhyolite has the highest silica content.
depends a rock made from lava is an igneous rock.
Rhyolite is a felsic volcanic rock.
Lava that has been cooled down into solid rock.
No. Rhyolite is an extrusive igneous rock.
polymineralic igneous rock!
Rhyolite can be any age.
No, rhyolite is a silica-rich volcanic or igneous rock.
Rhyolite.
Rhyolite is a felsic extrusive igneous rock.
The composition of the rock will determine whether it is a rhyolite or an andesite.
Rhyolite is an igneous, black volcanic rock.
It is a volcanic rock.
Rhyolite is an igneous rock.